GB2487399B - Acoustical synthesis - Google Patents

Acoustical synthesis

Info

Publication number
GB2487399B
GB2487399B GB201100983A GB201100983A GB2487399B GB 2487399 B GB2487399 B GB 2487399B GB 201100983 A GB201100983 A GB 201100983A GB 201100983 A GB201100983 A GB 201100983A GB 2487399 B GB2487399 B GB 2487399B
Authority
GB
United Kingdom
Prior art keywords
acoustical
synthesis
acoustical synthesis
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
GB201100983A
Other versions
GB201100983D0 (en
GB2487399A (en
Inventor
Lionel Le Scolan
Sebastien Lasserre
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to GB201100983A priority Critical patent/GB2487399B/en
Publication of GB201100983D0 publication Critical patent/GB201100983D0/en
Publication of GB2487399A publication Critical patent/GB2487399A/en
Application granted granted Critical
Publication of GB2487399B publication Critical patent/GB2487399B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0212—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders using orthogonal transformation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/18—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being spectral information of each sub-band
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic System (AREA)
GB201100983A 2011-01-20 2011-01-20 Acoustical synthesis Active GB2487399B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB201100983A GB2487399B (en) 2011-01-20 2011-01-20 Acoustical synthesis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB201100983A GB2487399B (en) 2011-01-20 2011-01-20 Acoustical synthesis

Publications (3)

Publication Number Publication Date
GB201100983D0 GB201100983D0 (en) 2011-03-09
GB2487399A GB2487399A (en) 2012-07-25
GB2487399B true GB2487399B (en) 2014-06-11

Family

ID=43769344

Family Applications (1)

Application Number Title Priority Date Filing Date
GB201100983A Active GB2487399B (en) 2011-01-20 2011-01-20 Acoustical synthesis

Country Status (1)

Country Link
GB (1) GB2487399B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070016427A1 (en) * 2005-07-15 2007-01-18 Microsoft Corporation Coding and decoding scale factor information
WO2009029035A1 (en) * 2007-08-27 2009-03-05 Telefonaktiebolaget Lm Ericsson (Publ) Improved transform coding of speech and audio signals
US20110066440A1 (en) * 2009-09-11 2011-03-17 Sling Media Pvt Ltd Audio signal encoding employing interchannel and temporal redundancy reduction
WO2011042464A1 (en) * 2009-10-08 2011-04-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Multi-mode audio signal decoder, multi-mode audio signal encoder, methods and computer program using a linear-prediction-coding based noise shaping
EP2362382A1 (en) * 2010-02-26 2011-08-31 Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. Watermark signal provider and method for providing a watermark signal

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070016427A1 (en) * 2005-07-15 2007-01-18 Microsoft Corporation Coding and decoding scale factor information
WO2009029035A1 (en) * 2007-08-27 2009-03-05 Telefonaktiebolaget Lm Ericsson (Publ) Improved transform coding of speech and audio signals
US20110066440A1 (en) * 2009-09-11 2011-03-17 Sling Media Pvt Ltd Audio signal encoding employing interchannel and temporal redundancy reduction
WO2011042464A1 (en) * 2009-10-08 2011-04-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Multi-mode audio signal decoder, multi-mode audio signal encoder, methods and computer program using a linear-prediction-coding based noise shaping
EP2362382A1 (en) * 2010-02-26 2011-08-31 Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. Watermark signal provider and method for providing a watermark signal

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
http://cnx.org/content/m10416/latest *
www.geoenergycorp.com/publications/SEG_2005_Denoising.pdf *

Also Published As

Publication number Publication date
GB201100983D0 (en) 2011-03-09
GB2487399A (en) 2012-07-25

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